How do gas furnaces ensure the production of a blue flame?

A) The use of a manifold only B) The use of gas spuds and a manifold
C) The use of atmospheric combustion D) The use of gas spuds only


B

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_________________________ are used to display technical data. They are similar to a line chart, but the data points remain disconnected.

Fill in the blank(s) with the appropriate word(s).

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What are the characteristics of oversquare and undersquare engines?

What will be an ideal response?

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The simple sugar __________ is the major energy source in an animal's blood.

A. Fructose B. Galactose C. Glucose D. Cellulose

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How is the heat anticipator normally wired to the heating contacts?

What will be an ideal response?

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